One Team – Humans in Charge, AI on the Job

Come build the next generation of the cloud with us.

We’re looking for problem solvers, builders, and innovators who love open source and pushing technological boundaries!


Our Leadership Team

Meet Upbound's leaders.

bassam tabbara

Founder and CEO

bassam tabbara

Founder and CEO

Bassam is Upbound’s Founder and CEO. Prior to Upbound, he was the CTO and Co-Founder of Symform and then CTO of their acquirer, Quantum. Bassam’s decades of experience further manifested very successful open source CNCF projects like Rook and Crossplane.

bassam tabbara

Founder and CEO

bassam tabbara

Founder and CEO

Bassam is Upbound’s Founder and CEO. Prior to Upbound, he was the CTO and Co-Founder of Symform and then CTO of their acquirer, Quantum. Bassam’s decades of experience further manifested very successful open source CNCF projects like Rook and Crossplane.

bassam tabbara

Founder and CEO

bassam tabbara

Founder and CEO

Bassam is Upbound’s Founder and CEO. Prior to Upbound, he was the CTO and Co-Founder of Symform and then CTO of their acquirer, Quantum. Bassam’s decades of experience further manifested very successful open source CNCF projects like Rook and Crossplane.

Sarah Strobhar

Chief Revenue Officer

Sarah Strobhar

Chief Revenue Officer

Sarah is the Chief Revenue Officer at Upbound. She has 15+ years of enterprise sales, go-to-market (GTM), and business development experience in the cloud and AI/ML spaces. Prior to Upbound, she was the Global Leader of GTM for the Media & Entertainment, Games, and Sports business at Amazon Web Services, and previously the Worldwide Head of Business Development for Applied AI at AWS.

Sarah Strobhar

Chief Revenue Officer

Sarah Strobhar

Chief Revenue Officer

Sarah is the Chief Revenue Officer at Upbound. She has 15+ years of enterprise sales, go-to-market (GTM), and business development experience in the cloud and AI/ML spaces. Prior to Upbound, she was the Global Leader of GTM for the Media & Entertainment, Games, and Sports business at Amazon Web Services, and previously the Worldwide Head of Business Development for Applied AI at AWS.

Sarah Strobhar

Chief Revenue Officer

Sarah Strobhar

Chief Revenue Officer

Sarah is the Chief Revenue Officer at Upbound. She has 15+ years of enterprise sales, go-to-market (GTM), and business development experience in the cloud and AI/ML spaces. Prior to Upbound, she was the Global Leader of GTM for the Media & Entertainment, Games, and Sports business at Amazon Web Services, and previously the Worldwide Head of Business Development for Applied AI at AWS.

Donald Sumbry

Vice President of Engineering 

Donald Sumbry

Vice President of Engineering 

Sumbry is the Vice President of Engineering at Upbound. He has over two decades of experience working in the platform, infrastructure, and reliability engineering space at companies like AirBnB, Uber, and Twilio. Upbound is Sumbry's seventh startup as he has a tendency to join amazing companies that have strong products & technologies used to solve interesting problems.

Donald Sumbry

Vice President of Engineering 

Donald Sumbry

Vice President of Engineering 

Sumbry is the Vice President of Engineering at Upbound. He has over two decades of experience working in the platform, infrastructure, and reliability engineering space at companies like AirBnB, Uber, and Twilio. Upbound is Sumbry's seventh startup as he has a tendency to join amazing companies that have strong products & technologies used to solve interesting problems.

Donald Sumbry

Vice President of Engineering 

Donald Sumbry

Vice President of Engineering 

Sumbry is the Vice President of Engineering at Upbound. He has over two decades of experience working in the platform, infrastructure, and reliability engineering space at companies like AirBnB, Uber, and Twilio. Upbound is Sumbry's seventh startup as he has a tendency to join amazing companies that have strong products & technologies used to solve interesting problems.

Leslie Chung

Vice President of People

Leslie Chung

Vice President of People

Leslie is the VP of People at Upbound, with over 20 years of experience leading HR and People functions across diverse industries, including technology, non-profit, and corporate sectors. Throughout her career, she has successfully built and scaled people operations during periods of rapid growth. She is passionate about cultivating high-performing, people-first organizations and specializes in guiding fast-growing companies through the complexities of scaling teams, culture, and leadership.

Leslie Chung

Vice President of People

Leslie Chung

Vice President of People

Leslie is the VP of People at Upbound, with over 20 years of experience leading HR and People functions across diverse industries, including technology, non-profit, and corporate sectors. Throughout her career, she has successfully built and scaled people operations during periods of rapid growth. She is passionate about cultivating high-performing, people-first organizations and specializes in guiding fast-growing companies through the complexities of scaling teams, culture, and leadership.

Leslie Chung

Vice President of People

Leslie Chung

Vice President of People

Leslie is the VP of People at Upbound, with over 20 years of experience leading HR and People functions across diverse industries, including technology, non-profit, and corporate sectors. Throughout her career, she has successfully built and scaled people operations during periods of rapid growth. She is passionate about cultivating high-performing, people-first organizations and specializes in guiding fast-growing companies through the complexities of scaling teams, culture, and leadership.

Meet Our Team of Advisors and Investors

We are proud to be trusted by some of the industry's leading experts in cloud-native technology.

Their support enables us to provide your team with best-in-class solutions.

our values

What We Stand For

Our seven core values are the set of actions and behaviors that guide

how we treat each other and how work gets done. We operationalize

our values with intent and care to ensure we have a healthy culture

where every UpBounder can thrive.

Our seven core values are the set of actions and behaviors that guide how we treat each other and how work gets done. We operationalize our values with intent and care to ensure we have a healthy culture where every UpBounder can thrive.


our benefits

Caring for Our Team

Ownership

Stock option equity grants ensure meaningful ownership that ties together and aligns the Company’s and Upbounder’s success.

Healthcare Benefits

US-based plan options include HSA, FSA, PPO, and HMO, and these options will cover 100% of the premium for the Upbounder. *Locations may vary.

We offer 401(k) Plan

US-based teammates are offered the option to enroll in our 401(k) plan.

Flexible Hours and PTO

Take the time you need to rest and rejuvenate. We offer flexible paid vacation as well as 10+ observed bank holidays by country.

Work From Anywhere

Our team is globally distributed and that comes with a lot of flexibility around where you work.

Home Office Stipend

Upgrade your home workspace with a comfortable deck, chair and fast internet.

Explore Opportunities

No results found

AI-Native Infrastructure Platforms

Crafted with love by our globally distributed team.

Upbound is an active contributor to Crossplane

and the Cloud Native Computing Foundation

Copyright © 2025 | All rights reserved